package reflect;

import java.lang.reflect.Method;

public class Test2 {
    public static void main(String[] args) throws Exception {
        Class cls = Class.forName("reflect.Person");
        Object obj = cls.newInstance();
        Method[] methods = cls.getMethods();
        for (Method method : methods) {
            if (
                    method.getName().contains("say")
                            &&
                            method.getParameterCount()==0
            ) {
                System.out.println("自动调用:"+method);
                method.invoke(obj);
            }
        }
    }
}
